Wooden Crane

Build a pulley system and experiment with mechanical advantage! Assemble a pulley-powered crane that can spin around, raise its arm, and lift loads. Then swap pulleys in and out to see first-hand how mechanical advantage makes it easier to lift things.r
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Includes a step-by-step video tutorial link, illustrated blueprint instructions, all the materials, and a special-edition Tinker Zine magazine to learn more about the power of pulleys and simple machines!